21896

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:53

約数の個数: 32

約数和(自身を含む): 51840

約数和(自身を除く): 29944

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 34, 46, 56, 68, 92, 119, 136, 161, 184, 238, 322, 391, 476, 644, 782, 952, 1288, 1564, 2737, 3128, 5474, 10948, 21896]

約数ペア:

[(1, 21896), (2, 10948), (4, 5474), (7, 3128), (8, 2737), (14, 1564), (17, 1288), (23, 952), (28, 782), (34, 644), (46, 476), (56, 391), (68, 322), (92, 238), (119, 184), (136, 161)]